Datasheet ST662AB, ST662AC (STMicroelectronics) - 4

Pin configuration ST662AB - ST662AC 2 Pin configuration Figure 2. Pin connections (top view) Table 2. Pin description Pin N° Symbol Name and function
1 C1- Negative terminal for the first charge pump capacitor 2 C1+ Positive terminal for the first charge pump capacitor 3 C2- Negative terminal for the second charge pump capacitor 4 C2+ Positive terminal for the second charge pump capacitor 5 VCC Supply voltage 6 VOUT 12V output voltage VOUT = VCC when in shutdown mode 7 GND Ground Active high C-MOS logic level shutdown input. SHDN is internally pulled up to VCC. 8 SHDN Connect to GND for normal operation. In Shutdown mode the charge pumps are turned off and VOUT = VCC 4/20 Document Outline Table 1. Device summary 1 Application circuit Figure 1. Typical application circuit 2 Pin configuration Figure 2. Pin connections (top view) Table 2. Pin description 3 Maximum ratings Table 3. Absolute maximum ratings Table 4. Thermal data 4 Electrical characteristics Table 5. Electrical characteristics (Refer to the test circuits, VCC = 4.5V to 5.5V, TA = TMIN to TMAX, unless otherwise specified. Typical value are referred at TA = 25˚C) 5 Typical performance characteristics Figure 3. Output voltage vs temperature Figure 4. Output voltage vs temperature Figure 5. Supply current vs temperature Figure 6. Supply current vs supply voltage Figure 7. SHDN pin current vs temperature Figure 8. Output voltage vs shutdown input Figure 9. Output voltage vs shutdown input voltage Figure 10. Output voltage vs shutdown input voltage Figure 11. Test circuit 6 Description Figure 12. Operating principle circuit Figure 13. Exiting shutdown Figure 14. Entering shutdown 7 Application circuit Figure 15. KIT Lay-out Figure 16. Electrical schematic Table 6. List of component 7.1 ST662A output performance Figure 17. Output voltage vs output current Figure 18. Efficiency vs output current Figure 19. Load transient response Figure 20. Load transient response 8 How to increase output current or output voltage capability Figure 21. Application circuit for two ST662A in parallel Table 7. List of component Figure 22. Application circuit for output voltage greater than 12V Figure 23. Output voltage for the application with two device in parallel Figure 24. Output voltage for application with output voltage greater than 12V 9 Package mechanical data 10 Revision history Table 8. Revision history